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Finding the Fourth Proportional to 162,782.88, 244,244.02 and 83,952.47

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Solution

The fourth proportional to 162,782.88, 244,244.02 and 83,952.47 is: 125,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,782.88 : 244,244.02 = 83,952.47 : x
  2. Step 2: Convert to fraction form
    162,782.88/244,244.02 = 83,952.47/x
  3. Step 3: Cross multiply
    162,782.88x = 244,244.02 × 83,952.47
  4. Step 4: Simplify right side
    162,782.88x = 20,504,888,761.73
  5. Step 5: Solve for x
    x = 20,504,888,761.73/162,782.88
  6. Step 6: Final answer
    x = 125,964.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.